$(function(){
	$("#news_hover").css("z-index",2);
	$(".menu_head div").bind("mouseover",function(){
		var _class = $(this).attr("class");
		console.info(_class);
		$("._hover").each(function(){
			$(this).css("z-index",-1);
		})
		$("#"+_class+"_hover").css("z-index",2);
	}).bind("mouseover",function(){
		
	});
	
})